440374783194079 has 4 divisors (see below), whose sum is σ = 440374912097776. Its totient is φ = 440374654290384.

The previous prime is 440374783194061. The next prime is 440374783194083. The reversal of 440374783194079 is 970491387473044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 440374783194079 - 2¹⁵ = 440374783161311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 440374783193999 and 440374783194017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440374783894079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59183859 + ... + 66207844.

It is an arithmetic number, because the mean of its divisors is an integer number (110093728024444).

Almost surely, 2^{440374783194079} is an apocalyptic number.

440374783194079 is a deficient number, since it is larger than the sum of its proper divisors (128903697).

440374783194079 is a wasteful number, since it uses less digits than its factorization.

440374783194079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128903696.

The product of its (nonzero) digits is 512096256, while the sum is 70.

The spelling of 440374783194079 in words is "four hundred forty trillion, three hundred seventy-four billion, seven hundred eighty-three million, one hundred ninety-four thousand, seventy-nine".